you monitor the stability of waste dump slopes? 2. What is Safety Audit? How will you conduct a Safety Audit in your mine? What are the possible benefits of such an audit? 3. How air-borne dust survey is to be conducted in an opencast mine? Describe with a neat sketch the construction and working of a personal dust sampler. 4. Accidents caused by belt-conveyors in opencast mines are on the rise. What could be the possible causes? Write a code of practice for safe use of belt-conveyors. 5. State
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Reed Tennyson Prof Deborah Farris USEM 102‚ CRN 1665 June 4th 2012 Pebble Mine an Environmental Disaster waiting to happen A world away from everyday businesses and corporate office cubicles‚ commercial salmon fishing in Alaska isn’t the ordinary boat ride. Every season‚ the Alaskan salmon fisherman put their lives at stake in hopes of good pay and the experience of a lifetime. The populations and economy of every fishing village in Bristol Bay flourish during the salmon season. Salmon bring
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Nicholas’ autocratic ruling of Russia further accelerated his downfall. The events of “Bloody Sunday” also played a dramatic role in the collapse of Tsardom. “Bloody Sunday” which was originally meant to be a peaceful protest by disgruntled steel workers in St. Petersburg took a twisted turn of events which forever tarnished the name of Tsar Nicholas II. Angered by the poor working conditions and the on-going war with Japan‚ thousands marched towards the Winter Palace to plead with the Tsar for reform
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In 2010 33 miners were held captive inside a mine for 69 days with not enough food and water to live for 3 weeks (Tobar). How did all 33 miners survive in this mine with only enough food to last less than half of the time they were in there? What engineering took place for the outsiders to get food down the 2‚300 ft mine(Boyette Chris‚ Michelle Rozsa‚ Rosa Flores). The miners outside of the mine used a drill to make a hole in the mountain and place a tube down the hole and sending food down to the
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The Weimar Republic started in 1919 to substitute the German empire. The name came from the city of Weimar. The Weimar Republic had faced a lot of problems through those fourteen years such as not continuing their alliance with the winners of the First World War‚ hyperinflation‚ and political extremists. They had also stopped some of the demands of the Treaty of Versailles. The Reichstag Fire Decree was basically the start of the Communist revolution which led to the elimination of the constitutional
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Enron: Questionable Accounting Leads to Collapse In the case of Enron‚ it comes down to pure greed and a lack of accountability. From the top‚ there was illegal activity with Ken Lay‚ Jeffrey Skilling‚ and Andrew Fastow who raided the company as though it was their own personal bank. On top of that‚ the culture of the rest of the company was to make as much money as they could and employees were rewarded by the amount of profit they could make without questioning the ethical means to do so.
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Why did Tsardom collapse in 1917? In February 1917‚ all were stunned when what started off as a demonstration regarding shortages of food and fuel‚ escalated into a protest attempting to overthrow Tsar Nicholas II. However‚ nobody could have predicted what the result would have been‚ as when Tsar Nicholas II abdicated‚ there was nobody to assume the position of Tsar‚ and so 300 years of Romanov rule came to an end. Although it came as a surprise‚ the failure of the tsarist regime happened for
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The Great Depression The Great Depression was a worldwide economic collapse that was caused by a number of things which include: speculation in the stock market‚ inequalities in wealth‚ bank failures‚ and drought conditions. It started in 1929 and lasted until the late 1930s. It was the longest and most devastating depression ever experienced by the Western World. Before the Great Depression‚ there were few regulations that controlled the stock market. Stockholders were able to speculate and
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The Tell-Tale Heart by Edgar Allan Poe The first-person narrative‚ The Tell-Tale Heart‚ tells the tale of an unknown murderer‚ who very carefully plans out the perfect murder. He succeeds with his plan and hides the body‚ by cutting it into to pieces and hiding them under the floorboard. The reader is not given any exterior characteristics of the narrator. However there is a vivid description of his mental state. It can quickly be concluded that he is nervous‚ which is stated in the very first
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Abandoned Acid Mine Drainage at Shoup’s Run Introduction Acid mine drainage (AMD) is an industrial waste which is the result of the extraction process of the mineral coal from the ground. It causes widespread pollution in the streams above and below the coals fields. AMD is caused when water flows through sulfur-bearing materials forming acidic solutions. It is formed when pyrite (FeS2)‚ an iron sulfide‚ is exposed and then reacts with air (O2) and water (H2O) to form sulfuric acid. 2FeS2
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